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Doctor insights on: Does Lh Surge Drop After Ovulation

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What is the probability that after getting a positive home ovulation test/lh surge that someone not ovulate?

What is the probability that after getting a positive home ovulation test/lh surge that someone not ovulate?

Good question: There is some variability in9 the accuracy of the available otc ovulation prediction kits. If it's working, then the ovulation should occur for the overwhelming majority (>95%) of patients who experience the lh surge. You can have your doctor order a day 21 Progesterone level, and that will confirm ovulation (or prove it didn't occur), to help you be sure. ...Read more

Dr. Philip Chenette
1,782 doctors shared insights

Ovulation (Definition)

Ovulation is the act of the ovary releasing the egg after it has been hormonally prepared, to be ...Read more


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I had an LH surge after ovulation is that even possible? Or was it a false positive surge.

I had an LH surge after ovulation is that even possible? Or was it a false positive surge.

Not sure: Ovulation kits measure LH in urine. Pretty sensitive. My question would be how do you know you ovulated? Most women cannot tell. Would be very odd to have LH surge after ovulation. Not a bad thing. Just odd. Hope this helps. Best of luck. Dr. R ...Read more

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How soon after LH surge does estrogen levels drop and ovulation happen?

How soon after LH surge does estrogen levels drop and ovulation happen?

LH surge to ovulate: Ovulation happens approximately 36 hours after the LH surge. Serum estrogen levels reach a peak about 24 hours before this occurs and come down dramatically afterwards. ...Read more

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Does the LH surge remain elevated through ovulation or does it go back to normal and then the egg drops?

Does the LH surge remain elevated through ovulation or does it go back to normal and then the egg drops?

LH peak: LH rises, peaks, and declines within a 24 hour period, with variations, though, among women. During this time period the egg bursts through the surface of the ovary and is swept up by the fimbria of the fallopian tube. ...Read more

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Does an OPK shows a positive LH surge even during ovulation? If not, how much time before ovulation LH drops.

Does an OPK shows a positive LH surge even during ovulation? If not, how much time before ovulation LH drops.

Ovulation: The OPK should be positive just before ovulation. If it's still positive with your period, it could be that you're producing the hormone LH in high amounts, or the kit could be wrong. ...Read more

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How much time LH surge takes to drop after you ovulate?

How much time LH surge takes to drop after you ovulate?

LH drops before: Ovulation usually occurs approximately 24 to 36 hours after the lh surge. Therefore your lh should already be low when you actually ovulate. ...Read more

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When your LH surge drops is that because you have now ovulated or does it drop again after your surge before ovulation occurs?

When your LH surge drops is that because you have now ovulated or does it drop again after your surge before ovulation occurs?

Yes: No one who knows exactly how long lh surge last. It definitely lasts at least 36 hours. In most women. .We know from in vitro fertilization ovulation occurs somewhere between 36 to 48 hours after the lh surge. It is best to have relations with your partner the day of your lh surge and the next day. We know that it is best if sperm are there before ovulation. ...Read more

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Does the LH surge (monitored on opk) drop before, during or after you ovulate? My OPK tested positive yesterday but negative today- have i ovulated?

Does the LH surge (monitored on opk) drop before, during or after you ovulate? My OPK tested positive yesterday but negative today- have i ovulated?

Ovulation today: The lh surge drops before ovulation. Lh surge from start to peak to drop lasts about 24 hours, and you will generally ovulate about 24 hours after the peak lh surge. Thus, you will likely ovulate sometime today. Good luck! ...Read more

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Can ovulation occur without an LH surge?

No: Lh must surge for ovulation to occur. But sometimes it is difficult to pick up the surge on an ovulation predictor kit if not time right. ...Read more